Octagonal folding box



FIG. 1 is a bottom view of the octagonal folding box showing my new design.;

FIG. 2 is a top plan view of an octagonal folding box;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a plan view of an octagonal folding box panel prior to being folded to form the entire box. 

The ornamental design for an octagonal folding box, substantially as shown and described. 